The Philippines has the highest Catholic population in Asia. Approximately 90% of the population in the Philippines identifies as Catholic.
Latin America has the highest percentage of Catholic population in the world, with countries such as Brazil, Mexico, and Argentina having significant Catholic communities. The influence of Catholicism in Latin American culture and society is prominent.
By percentage, Vatican City is the biggest catholic country in the world (which is ironic since it is the smallest country in the world). 100% of its citizens are Catholic. By population, Brazil is the largest, with about 123 million Catholics.
Europe does not, Asia is the continent with the highest population density. However, Monaco (a European country) is the country with the highest population density.
India has the highest population of Hindus
The country in Latin America with the highest population density is Barbados.
Brazil
NIgeria has the highest population in Africa with 154,728,892 people
The United States has the highest population in North America.
China.
Afghanistan is the country with the highest percentage of Muslim population.
== == Brazil, with 0 people. Actually Brazil has the highest population. However the country with the highest population density in Latin America is Puerto Rico, with 446 per sq km.